| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Krynen, Leo W (10)
|
ILBRRY |
1:17.23 |
1:17.58 |
0.35 |
| 2 |
Lippoldt, Owen O (10)
|
ILFVFY |
1:17.87 |
1:18.96 |
1.09 |
| 3 |
Liska, Tyler J (9)
|
ILFVFY |
1:23.82 |
1:19.08 |
-4.74 |
| 4 |
Kovalkov, Maksim (9)
|
ILBRRY |
1:21.07 |
1:19.79 |
-1.28 |
| 5 |
Vogel, Willem M (10)
|
ILBRRY |
1:27.71 |
1:23.05 |
-4.66 |
| 6 |
Sadcopen, Hermes Abram B (9)
|
ILJETS |
1:26.77 |
1:27.84 |
1.07 |
| 7 |
Kennedy, Finnley M (10)
|
ILTOPS |
1:29.39 |
1:31.36 |
1.97 |
| 8 |
Lopez, Ryan A (10)
|
ILJETS |
1:34.06 |
1:31.94 |
-2.12 |
| 9 |
Huynh, Caden K (9)
|
ILBRRY |
1:52.06 |
1:35.92 |
-16.14 |
| 10 |
Soria-Gonzalez, Rubiel C (10)
|
ILBRRY |
1:42.93 |
1:36.41 |
-6.52 |
| 11 |
Ivanov, Alexander I (9)
|
ILBRRY |
|
1:39.81 |
- |
| 12 |
Cella, Anthony Jr J (9)
|
ILFVFY |
|
1:40.87 |
- |
| 13 |
Schwartz, Ryan W (10)
|
ILJETS |
1:40.04 |
1:42.46 |
2.42 |
| 14 |
Kuenster, Cameron C (10)
|
ILTOPS |
1:48.02 |
1:42.85 |
-5.17 |
| 15 |
Gonzalez, Max D (10)
|
ILJETS |
1:46.45 |
1:43.90 |
-2.55 |
| 16 |
Denman, Josiah J (9)
|
ILBRRY |
|
1:45.94 |
- |
| 17 |
Hall, Gus A (9)
|
ILTOPS |
|
1:48.07 |
- |
| 18 |
Koppenhoefer, Henry J (10)
|
ILBRRY |
2:03.95 |
1:51.47 |
-12.48 |
| 19 |
Chapa, Nate A (10)
|
ILFVFY |
|
2:13.84 |
- |
| 20 |
Fuller, Henry A (10)
|
ILTOPS |
2:22.25 |
2:23.48 |
1.23 |
|
Konieczny, Jeremy A (10)
|
ILBRRY |
|
DQ |
- |
|
Wysocki, Landon A (10)
|
ILPALA |
1:43.08 |
DQ |
- |